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1990 gmc p/u 5.7 wont idle showing code 12
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∙ 13y ago
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What is wrong with a 1991 Chevy Cavalier Z24 when it wont idle?
possibly a vacuum leak, low fuel pressure, or the idle air control has failed,
How do you adjust idle for 1990 Chevy 1500 350 V8?
It could be the Idle Air Control (Idle speed control) valve. Its located on the left side of your TBI and has an electrical connection.
97 Chevy venture wont start unless gas pedal is pressed and held a 2k idle?
Check the throttle position sensor or the idle control motor
1990 cadillac 4.5 wont idle and stalls?
Check or replace the IAC (Idle air control) This is the problem 95% of the time especially in well maintained cars
How do you reset idle on 1990 Chevy lumina 3.1?
It shouldn't need reseting? Probably controlled by the PCU (Computer)
Will Chevy Camaro rims fit your 1990 Chevy c1500?
no the camaro wheels are 5x4.75 and the truck is 5x5. so they wont fit
1990 Chevy 1500 pickup 5.7 liter V8 it starts fine but it wont idle if you give it gas its fine but if you let it idle it goes from a low idle to a high idle a couple times then dies is it the ecmchip?
I just bought a 79 Chevy with the 5.7 350 in it..it was doing the same thing next time you put gas in it get some sort of additive like carb cleaner and put it in the gas then try and blow it out a little I drove mine about 100 miles when I bought it and it seems to be just fine now
Why does your 94 Chevy 350 run fine at idle but wont run when driving it?
stopped up fuel filter or poor fuel delivery
How do you fix a 1990 Chevy silverado 1550 that wont go in reverse?
Bad transmission? Bent shift linkage?
Chevy lumina wont start on the first turn but does on the 2nd?
Could be you need a new fuel idle motor. Or you need new spark plugs
Your 1990 Chevy s10 will start but does not idle?
Possibly the IAC ( Idle Air Control) vavle on the throttle body, or egr vavle stuck open..........would check or replace IAC first, usually not expensive.
1988 Chevy truck wont idle and stalls when put it in drive but will run if you hold the gas down in park i put new fuel pump on plugs and wires and cap.?
Carb needs curb idle adjusted or rebuild.
